Potassium dichromate - 31255
Code: 31255
Potassium dichromate
Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., ≥99.8%
Potassium bichromate
ACS Reagent, Reag. ISO, Reag. Ph. Eur.
CAS Number: 7778-50-9
Linear Formula: K2Cr2O7
Molar Mass: 294.18 g/mol
EC Number: 231-906-6
MDL Number: MFCD00011367
| Property |
Value |
| Assay |
min. 99.8 % |
| Water insoluble matter |
max. 0.005 % |
| Loss on drying (105°C) |
max. 0.05 % |
| Calcium (Ca) |
max. 0.002 % |
| Copper (Cu) |
max. 0.001 % |
| Iron (Fe) |
max. 0.001 % |
| Sodium (Na) |
max. 0.01 % |
| Lead (Pb) |
max. 0.005 % |
| Chloride (Cl) |
max. 0.001 % |
| Sulfate (SO4) |
max. 0.005 % |
| Property |
Value |
| Freezing point |
398 °C |
| Density |
2.7 g/cm3 |